📮 Barrack Heights postcode: 2528

Flood Risk in Barrack Heights, NSW: 2026 Assessment

Barrack Heights, New South Wales· Shellharbour· 2528
Barrack Heights faces a moderate risk of flooding, primarily from heavy rainfall and nearby waterways. Properties close to creeks and low-lying areas are most vulnerable.Updated 25 May 2026

Flood Risk Score

6.5/10

Barrack Heights faces a moderate risk of flooding, primarily from heavy rainfall and nearby waterways. Properties close to creeks and low-lying areas are most vulnerable.

Key Facts

Flood Risk
Barrack Heights faces a moderate risk of flooding, primarily from heavy rainfall and nearby waterways. Properties close to creeks and low-lying areas are most vulnerable.
Trend
increasing
Suburb
Barrack Heights, NSW
Overall Risk
Medium
Postcode
2528
Region
Coastal NSW
Median property value
$925,000
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
12.9% of land (bushfire)

Flood Risk Analysis

Barrack Heights, located in New South Wales, has a notable flood risk profile based on available data including proximity to waterways, elevation, and historical flood events. The Bureau of Meteorology (BOM) maintains river height and flood warning data for catchments across New South Wales.

Historical flood events have impacted properties in low-lying areas.

Barrack Heights faces a moderate risk of flooding, primarily from heavy rainfall and nearby waterways. Properties close to creeks and low-lying areas are most vulnerable.

For a comprehensive property-specific flood assessment including address-level elevation data, flood overlay mapping, and insurance cost estimates, use the ClimateNest full analysis tool. General suburb data cannot replace a site-specific evaluation.

Barrack Heights sits within ClimateNest's suburb-level hazard model for flood risk. 12.2% of the suburb's land area is mapped in high-risk flood zones and 65.6% in moderate-risk zones, based on the national hazard overlay. Exposure at this scale varies street by street, which is why an address-level check matters before you buy or insure a specific property in Barrack Heights.

On ClimateNest's 0–10 suburb hazard index, Barrack Heights scores 4 for flood risk — a moderate exposure relative to the Australian suburb range. For comparison, properties in Barrack Heights can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.

Barrack Heights located in Coastal NSW (postcode 2528), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $925,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Barrack Heights.

Across the six hazard axes ClimateNest models, the dominant climate risk in Barrack Heights is extreme heat (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+30% by 2030). These suburb-level signals help prioritise which properties need the closest look — the actual risk of any single home can only be confirmed with an address-level report.

Whether you are buying, selling or renovating in Barrack Heights, extreme heat is the hazard to weigh first. Local council planning controls, state hazard mapping and lender climate policies each reference this kind of suburb-level signal, and property decisions in Barrack Heights are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayLake Illawarra
Elevation Range0-30 meters
Flood Zone ClassificationAreas near Lake Illawarra and creeks are prone to flooding.

Historical Events

2011
Moderate

Heavy rainfall caused flooding in low-lying areas of Barrack Heights.

Adaptation & Mitigation Actions

Improve stormwater drainage

Near-term

Upgrade stormwater drainage infrastructure to reduce the risk of flooding.

Est. cost: Medium

Create community cooling centers

Immediate

Establish community cooling centers to provide refuge during heatwaves.

Est. cost: Low

Implement coastal protection measures

Long-term

Construct seawalls and other coastal protection measures to mitigate erosion.

Est. cost: High

Develop bushfire management plan

Near-term

Create and implement a comprehensive bushfire management plan for the suburb.

Est. cost: Medium

Educate residents on climate risks

Immediate

Provide residents with information and resources on climate risks and adaptation measures.

Est. cost: Low

Council & Emergency Services

Shellharbour City Council
Emergency Services

Data last updated: 25 May 2026

Explore Barrack Heights Risk Reports

Frequently Asked Questions

Is Barrack Heights at risk of flooding?

Based on available data, Barrack Heights has a notable flood risk profile. Flood risk varies by address — check your specific property for precise flood zone mapping and elevation data with ClimateNest.

What flood insurance costs can I expect in Barrack Heights?

Insurance costs for flood cover in Barrack Heights depend on the property's flood zone classification, elevation, and proximity to waterways. ClimateNest provides address-level insurance cost estimates based on your property's specific hazard exposure.

Does flood risk affect property values in Barrack Heights?

Yes, flood risk can affect property values in Barrack Heights. Properties in mapped flood zones may experience lower buyer demand, reduced valuations, and higher insurance costs. Lenders increasingly assess flood exposure as part of mortgage risk evaluation.

How does elevation affect flood risk in Barrack Heights?

Elevation is a critical factor in flood risk. Properties at higher elevations within Barrack Heights typically have lower flood exposure than those near waterways or in low-lying areas. Address-level elevation data combined with BOM flood mapping provides the most accurate picture.

What are the main climate risks in Barrack Heights?

ClimateNest's suburb model rates Barrack Heights's dominant climate risk as extreme heat at 5/10 on a 0–10 index, followed by damaging wind (5/10) and severe storm (5/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Barrack Heights.

What share of Barrack Heights is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 12.9% of Barrack Heights in high-risk zones for bushfire, with a further 77% in moderate-risk zones. Suburb-level exposure is not uniform — individual properties can differ from these averages, so an address-level check is recommended.

Is Barrack Heights Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Barrack Heights, New South Wales, covering flood, bushfire, sea level rise and more.

Free instant previewCSIRO-powered data

What A$69 could save you from

$7.2B
2022 insured disaster losses*
$300B+
climate risk to property by 2050*
30-120%
insurance premium increases in high-risk areas*

*Industry sources: ICA, APRA, RBA

Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections